Firstly its good value. It holds your reed securely on the mouthpiece with just one screw(hate faffing with 2 screws). These are also good for normal Bb clarinet as the reed doesn't slip when changing mouthpieces. Overall no real need to buy anything more expensive.
Offers include 21% Belgium VAT and are valid as long as stocks last. Shipping costs to Belgium are 2,50 EUR, free shipping on orders above 49 EUR. Please click here for international Shipping rates. We do not accept liability for typographical errors or inaccurate information of any kind. *RRP = manufacturer's / distributor's recommended retail price in Germany